scholarly journals Effect of vitamin D supplementation to prevent acute respiratory tract infection : an evidence-based case report

2020 ◽  
Vol 4 (1) ◽  
pp. 1
Author(s):  
Oki Yonatan Oentiono ◽  
Nurul Ratna Mutu Manikam

Background: One of the frequent health problems that regularly occurs in Indonesia, as a tropical country is an acute respiratory tract infection, including influenza. Since immunological benefit of vitamin D already proven, hypothetically, vitamin D can be used as protective agent to prevent influenza or other respiratory tract infections. Objective: This evidence-based case report was focused on the evaluation of protective ability of vitamin D supplementation to prevent influenza or other acute respiratory tract infections.Methods: Literature searching was conducted on PubMed data base and Cochrane Library using the related keyword combinations.Results: Two randomized-clinical trials (RCTs) and a meta-analysis study were fulfilled the eligibility criteria. Vitamin D supplementation did not reduce the incidence of influenza but reduce the incidence of non-influenza infection. High-dose vitamin D supplementation had no effect on the reduction of acute respiratory tract infection incidence. The meta-analysis concluded that vitamin D supplementation reduced the risk for acute respiratory tract infection and the stronger effects occurred on low-levels of vitamin D serum.Conclusion: Vitamin D supplementation may prevent acute respiratory tract infections, especially in subjects with low-levels of vitamin D serum.

2016 ◽  
Vol 3 (11) ◽  
pp. 814-817
Author(s):  
Dr. S.V. Haribhakta ◽  
◽  
Dr. S.A. Pratinidhi ◽  
Dr. D.A. Ambike ◽  
Mr Abhishek Chindarkar ◽  
...  

Author(s):  
Merry Sunaryo

Dust is one type of potential hazardzs in the workplace that can affect the health of the workers. The occupation that are always exposed to dust is furniture industry workers so that they have higher risk of getting acute respiratory tract infection (ARI) disorder which can interfere with breathing. The wood dust is formed from some of the sawn wood and sanding that will lead to an acute respiratory tract infection. The study aimed to determine the effect of environmental factor and the use of Personal Protective Equipment (PPE) against the symptoms of acute respiratory infections in the furniture industry workers. The research method used was quantitative method with observational and cross-sectional research types and it was analysed by using logistic regression test. The population in this study was the workers of the furniture industry at Semarang street, Surabaya City, with a total of 57 people, of which 37 furniture workers as a sample. The results show that most of the workers has symptoms of acute respiratory tract infection. It could be influenced by the environmental factor such as dust exposure that produced wood dust in each manufacturing processes. Additionally, the use of PPE also affected the occurrence of acute respiratory tract infections symptoms in the workers. In conslusion, many factors can influence the occurrence of acute respiratory tract infection symptoms in the furniture industry workers. Therefore, it is necessary to minimize the dust exposure in workers by wearing PPE such as respirators.


Author(s):  
Weilong Zhang ◽  
Jihan Huang ◽  
Hongxia Liu ◽  
Xin Wen ◽  
Qingshan Zheng ◽  
...  

Background: Immunostimulants are gradually being used in the prevention and treatment of recurrent respiratory tract infection (RRTIs) in susceptible children, but its drug effects have not been quantified. The purpose of this paper is to confirm the efficacy of immunostimulants in the prevention and treatment of RRTIs in susceptible children. Methods: Model-based meta-analysis (MBMA) was used to describe the time-course of placebo and immunostimulants in the prevention of RRTIs in children. The cumulative number of acute respiratory tract infections (ARTIs) was used as the indicator of efficacy. The single-arm meta-analysis was used to analyze the incidence of drug related adverse events. Results: A total of 14 articles with 2,400 pediatric subjects were finally included for analysis. The results showed that the cumulative number of ARTIs increased linearly with time, and the incidence of ARTIS in the placebo group was 0.65 (95% CI: 0.55 to 0.75) per month. OM-85 BV and pidotimod significantly reduced the incidence of ARTIs by 0.21 (95% CI: 0.16 to 0.26) and 0.19 (95% CI: 0.17 to 0.21) compared with placebo per month, respectively. The incidence of drug-related adverse events of pidotimod and OM-85 BV was comparable with that of placebo. Conclusions: Pidotimod and OM-85 BV can effectively reduce the incidence of ARTIs in susceptible children, and there is no significant increase in the incidence of drug-related adverse events. This study provides quantitative support for the application of immunostimulants for the prevention of recurrent respiratory tract infection in children.


2013 ◽  
Vol 26 (1) ◽  
pp. 1-13 ◽  
Author(s):  
S. Esposito ◽  
E. Baggi ◽  
S. Bianchini ◽  
P. Marchisio ◽  
N. Principi

It has recently been shown that vitamin D (VitD) plays an important role in host defences, inflammation and immunity. We reviewed PubMed and selected all of the studies published over the last 15 years concerning VitD deficiency and VitD supplementation in children with respiratory tract infections. Our analysis showed that VitD seems to be very important because of its part in the complexity of the immune system. However, there are few pediatric studies and most have various limitations. First of all, the literature mainly refers to studies concerning the prevalence of VitD insufficiency and deficiency in specific pathologies. Secondly, it is extremely difficult to identify a common specific range of normal, insufficient and deficient VitD levels. Thirdly, the available studies of VitD supplementation often combined VitD with the use of other micronutrients, thus obscuring the role of VitD itself. Finally, different doses have been used for VitD supplementation. These observations clearly highlight the fact that further studies are needed to evaluate the impact of VitD deficiency and insufficiency in terms of the epidemiology and outcomes of pediatric respiratory tract infection, and whether VitD supplementation favours a positive outcome.


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